Mercurial > projects > ddmd
annotate dmd/AndExp.d @ 187:b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
| author | Abscissa |
|---|---|
| date | Tue, 07 Jun 2011 23:37:34 -0400 |
| parents | e3afd1303184 |
| children |
| rev | line source |
|---|---|
| 72 | 1 module dmd.AndExp; |
| 2 | |
| 114 | 3 import dmd.common; |
| 72 | 4 import dmd.Expression; |
| 5 import dmd.Identifier; | |
| 6 import dmd.InterState; | |
| 7 import dmd.OutBuffer; | |
| 8 import dmd.Loc; | |
| 9 import dmd.Scope; | |
| 10 import dmd.IntRange; | |
| 11 import dmd.IRState; | |
| 12 import dmd.BinExp; | |
| 13 import dmd.TOK; | |
| 0 | 14 import dmd.ArrayTypes; |
| 15 import dmd.TY; | |
| 16 import dmd.Type; | |
| 17 import dmd.Id; | |
| 72 | 18 import dmd.Global; |
| 19 | |
| 0 | 20 import dmd.backend.elem; |
| 21 import dmd.backend.Util; | |
| 22 import dmd.backend.OPER; | |
| 23 import dmd.expression.Util; | |
| 72 | 24 import dmd.expression.And; |
| 25 | |
|
187
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
parents:
178
diff
changeset
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26 import dmd.DDMDExtensions; |
|
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
parents:
178
diff
changeset
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27 |
| 0 | 28 class AndExp : BinExp |
| 29 { | |
|
187
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
parents:
178
diff
changeset
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30 mixin insertMemberExtension!(typeof(this)); |
|
b0d41ff5e0df
Added expandability scheme outlined in http://www.dsource.org/forums/viewtopic.php?t=5659&sid=6f2150ff5b0bffcd47512a6a7608d218
Abscissa
parents:
178
diff
changeset
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31 |
| 0 | 32 this(Loc loc, Expression e1, Expression e2) |
| 33 { | |
| 178 | 34 register(); |
| 0 | 35 super(loc, TOK.TOKand, AndExp.sizeof, e1, e2); |
| 36 } | |
| 37 | |
| 72 | 38 override Expression semantic(Scope sc) |
| 0 | 39 { |
| 40 Expression e; | |
| 41 | |
| 42 if (!type) | |
| 43 { | |
| 44 BinExp.semanticp(sc); | |
| 45 e = op_overload(sc); | |
| 46 | |
| 47 if (e) | |
| 48 return e; | |
| 49 | |
| 50 if (e1.type.toBasetype().ty == TY.Tbool && e2.type.toBasetype().ty == TY.Tbool) | |
| 51 { | |
| 52 type = e1.type; | |
| 53 e = this; | |
| 54 } | |
| 55 else | |
| 56 { | |
| 57 typeCombine(sc); | |
| 109 | 58 if (!e1.isArrayOperand()) |
| 0 | 59 e1.checkIntegral(); |
| 109 | 60 if (!e2.isArrayOperand()) |
| 0 | 61 e2.checkIntegral(); |
| 62 } | |
| 63 } | |
| 64 return this; | |
| 65 } | |
| 66 | |
| 72 | 67 override Expression optimize(int result) |
| 0 | 68 { |
| 69 Expression e; | |
| 70 | |
| 71 e1 = e1.optimize(result); | |
| 72 e2 = e2.optimize(result); | |
| 73 if (e1.isConst() == 1 && e2.isConst() == 1) | |
| 74 e = And(type, e1, e2); | |
| 75 else | |
| 76 e = this; | |
| 77 | |
| 78 return e; | |
| 79 } | |
| 80 | |
| 72 | 81 override Expression interpret(InterState istate) |
| 0 | 82 { |
|
115
6caaf0256da1
+ interpretation of (non-assign) binary expressions
Trass3r
parents:
114
diff
changeset
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83 return interpretCommon(istate, &And); |
| 0 | 84 } |
| 85 | |
| 72 | 86 override void buildArrayIdent(OutBuffer buf, Expressions arguments) |
| 0 | 87 { |
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12
832f71e6f96c
*Exp and *AssignExp arrayOp implementation added (might be a bit incomplete)
korDen
parents:
0
diff
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88 Exp_buildArrayIdent(buf, arguments, "And"); |
| 0 | 89 } |
| 90 | |
|
130
60bb0fe4563e
dmdfe 2.037 first main iteration
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents:
123
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91 override Expression buildArrayLoop(Parameters fparams) |
| 0 | 92 { |
| 123 | 93 return Exp_buildArrayLoop!(typeof(this))(fparams); |
| 0 | 94 } |
| 95 | |
| 72 | 96 override IntRange getIntRange() |
| 0 | 97 { |
| 72 | 98 IntRange ir; |
| 99 IntRange ir1 = e1.getIntRange(); | |
| 100 IntRange ir2 = e2.getIntRange(); | |
| 101 | |
| 102 ir.imin = ir1.imin; | |
| 103 if (ir2.imin < ir.imin) | |
| 104 ir.imin = ir2.imin; | |
| 105 | |
| 106 ir.imax = ir1.imax; | |
| 107 if (ir2.imax > ir.imax) | |
| 108 ir.imax = ir2.imax; | |
| 109 | |
| 110 ulong u; | |
| 111 | |
| 112 u = getMask(ir1.imax); | |
| 113 ir.imin &= u; | |
| 114 ir.imax &= u; | |
| 115 | |
| 116 u = getMask(ir2.imax); | |
| 117 ir.imin &= u; | |
| 118 ir.imax &= u; | |
| 119 | |
| 120 ir.imin &= type.sizemask(); | |
| 121 ir.imax &= type.sizemask(); | |
| 122 | |
| 123 //printf("AndExp: imin = x%llx, imax = x%llx\n", ir.imin, ir.imax); | |
| 124 //e1.dump(0); | |
| 125 | |
| 53 | 126 return ir; |
| 0 | 127 } |
| 128 | |
| 72 | 129 override bool isCommutative() |
| 0 | 130 { |
| 131 return true; | |
| 132 } | |
| 133 | |
| 72 | 134 override Identifier opId() |
| 0 | 135 { |
| 136 return Id.iand; | |
| 137 } | |
| 138 | |
| 72 | 139 override Identifier opId_r() |
| 0 | 140 { |
| 141 return Id.iand_r; | |
| 142 } | |
| 143 | |
| 72 | 144 override elem* toElem(IRState* irs) |
| 0 | 145 { |
| 146 return toElemBin(irs, OPER.OPand); | |
| 147 } | |
| 148 } | |
| 149 |